Pipe clamp



FIG. 1 is a perspective view looking at the top and right side of the pipe clamp in an unclamped position;

FIG. 2 is a reduced top plan view of the pipe claim in a clamped condition.

FIG. 3 is a side elevation looking at the left side of the pipe clamp;

FIG. 4 is a rear view looking at the back of the pipe clamp;

FIG. 5 is a side elevation looking at the right side of the pipe clamp;

FIG. 6 is a front elevation of the pipe clamp; and,

FIG. 7 is a bottom plan view of the pipe clamp. 

The ornamental design for a pipe clamp, as shown and described. 